Ice bicycle



FIG. 1 is a front-right perspective view of an ice bicycle showing my new design, the front-left perspective view being mirror-symmetrical thereto;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown illustrate portions of the ice bicycle that form no part of the claimed design. 

CLAIM The ornamental design for an ice bicycle, as shown and described. 